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CVE mentions, exploit signals, and PoC evidence in one fast public view.

CVE detail

CVE-2021-43226

Windows Common Log File System Driver Elevation of Privilege Vulnerability

CVSS 7.8 · HighBuzz score 45.4KEV listed

Buzz score

Why this CVE is surfacing

Buzz score total 45.4

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 13.9 · diversity 6.5 · KEV 25.0 · OTX 0.0 · PoC 0.0
Mention score
13.9
3 evidence mentions in the snapshot
Diversity score
6.5
2 sources across 1 categories
KEV score
25.0
Known exploited vulnerability present
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
3 source links · newest first
  • U.S. CISA adds Oracle, Mozilla, Microsoft Windows, Linux Kernel, and Microsoft IE flaws to its Known Exploited Vulnerabilities catalogSecurity Affairs

    U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Oracle, Mozilla, Linux Kernel, Microsoft Windows, and Microsoft IE flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Oracle, Linux Kernel, Mozilla, Microsoft Windows, and Microsoft IE flaws to its Known Exploited Vulnerabilities (KEV) catalog. Below are the descriptions for these flaws: This […]

    newssecurityaffairs.comOct 7, 2025, 6:59 AM
  • Resurgence of Ransomware: Mandiant Observes Sharp Rise in Criminal Extortion TacticsSecurityWeek

    Mandiant saw an increase in ransomware activity in 2023 compared to 2022, including a 75% increase in posts on data leak sites.

    newswww.securityweek.comJun 5, 2024, 11:00 AM
  • Microsoft December 2021 Patch Tuesday fixes an actively exploited zero-daySecurity Affairs

    Microsoft December 2021 Patch Tuesday addresses 67 vulnerabilities, including an actively exploited Windows Installer vulnerability. Microsoft December 2021 Patch Tuesday addressed 67 vulnerabilities in Microsoft Windows and Windows Components, ASP.NET Core and Visual Studio, Azure Bot Framework SDK, Internet Storage Name Service, Defender for IoT, Edge (Chromium-based), Microsoft Office and Office Components, SharePoint Server, PowerShell, […]

    newssecurityaffairs.comDec 15, 2021, 3:08 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

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